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Switch S Is Closed to Apply a Potential Difference V

Question 35

Multiple Choice

Switch S is closed to apply a potential difference V across a p-n junction as shown.Relative to the energy levels of the n-type material, with the switch open, the electron levels of the p-type material are: Switch S is closed to apply a potential difference V across a p-n junction as shown.Relative to the energy levels of the n-type material, with the switch open, the electron levels of the p-type material are: A) unchanged B) lowered by the amount e<sup>-</sup><sup>Ve</sup><sup>/</sup><sup>kT</sup> C) lowered by the amount Ve D) raised by the amount e<sup>-</sup><sup>Ve</sup><sup>/</sup><sup>kT</sup> E) raised by the amount Ve


A) unchanged
B) lowered by the amount e-Ve/kT
C) lowered by the amount Ve
D) raised by the amount e-Ve/kT
E) raised by the amount Ve

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